The Connector,multiple,fluid Pressur, cataloged under National Stock Number 4730-01-146-7971, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-146-7971 |
| Primary Part Number | 7M131-6V |
| Item Name | Connector,multiple,fluid Pressur |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Bolt Hole Fluid Passage | PROVIDED |
| Thread Provision | THREADED LOCATION NOT OTHERWISE SPECIFIED |
| Fluid Conveyance Type and Size for Which Designed | 0.375 IN. OD TUBE IN |
| Connection Style | FLARED LOCATION NOT OTHERWISE SPECIFIED |
| Bolt Hole Flats Serrations | NOT PROVIDED |
| Style Designator | 1 FLUID CONNECTION |
| Fluid Connection Quantity | 1 LOCATION NOT OTHERWISE SPECIFIED |
| Bolt Hole Diameter | 0.562 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Thread Size | 0.562 IN.-20 LOCATION NOT OTHERWISE SPECIFIED IN |
| Screw Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) LOCATION NOT OTHERWISE SPECIFIED |
| Surface Treatment | CHROMATE |
| Thread Class | 3A LOCATION NOT OTHERWISE SPECIFIED A |
| Material | ALUMINUM ALLOY |
| Thickness | 0.968 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7M131-6V PRIMARY | The Boeing Company Div Defense (USA) |
| 7M131-6V | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 10108768 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 7M131 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4730-01-146-7971 is a Connector,multiple,fluid Pressur, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-146-7971 has 2 manufacturer part numbers on file: 7M131-6V (The Boeing Company Div Defense), 7M131-6V (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-316-8715. Verify interchangeability with system specifications before substitution.
Key specifications for 7M131-6V: Bolt Hole Fluid Passage: PROVIDED; Thread Provision: THREADED LOCATION NOT OTHERWISE SPECIFIED; Fluid Conveyance Type and Size for Which Designed: 0.375 IN. OD TUBE IN; Connection Style: FLARED LOCATION NOT OTHERWISE SPECIFIED. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.